(19)

(11)

EP 1 529 340 A1

(12)

(43) Date of publication: 11.05.2005 Bulletin 2005/19 (21) Application number: 03787772.7 (22) Date of filing: 12.08.2003

(51) International Patent Classification (IPC)7: H03F 3/217 (86) International application number: PCT/EP2003/008945 (87) International publication number: WO 2004/017513 (26.02.2004 Gazette 2004/09)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 14.08.2002 US 403286 P (71) Applicant: DSPFactory SA 2074 Marin (CH)	(72) Inventors: HEUBI, Alexandre CH-2300 La Chaux-de-Fonds (CH) CADUFF, Christian CH-3014 Bern (CH) (74) Representative: Scheele, Friedrich  Stolmár, Hinkelmann & Partner GbRPatentanwälteBlumenstrasse 17 80331 München 80331 München (DE)